Which is true regarding ex post facto laws?

a. only the states may pass ex post facto laws.

b. only congress may pass ex post facto laws.

c. ex post facto laws happen often in the united states.

d. ex post facto laws are rare in the united states.

Which describes a domestic policy for which president nixon was responsible? the reduction of tension between the democrats and republicans the establishment of the second frontier the reduction of tension between the united states and china the establishment of the environmental protection agency

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

Historians have recently discovered a historical journal published in the early twentieth century. the journal contains facts based on original sources about the downfall of the early byzantium empire. historians consider this long-lost journal to be a breakthrough in their understanding of the byzantium empire. based on this information, the journal is a source.